Norco 250 DIRT 2005 VS Ritchey P-20 1997 specs comparison
Norco 250 Dirt
General Infos| Model | 250 Dirt |
| Manufacturer | Norco |
| Year of production | 2005 |
| Current price | Check price Here ==> |
| Color choice |
-Brown |
| Sizes |
- SM - ML |
| Sizes |
- SM - ML |
Wheels And Breaking System
| Bike front tire | Rear: 24 X 2.35 (inches) Kenda K-Rad Front: 24 X 2.50 (inches) Kenda K-Rad |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | Avid Speed Dial 7 Rear Levers Hayes HMX-2 Mechanical Disc Rear Brakes |
| Hubs for disc brakes | 20 (millimeters) Axle Rear: Aluminum Disc Q and R Front: Aluminum Disc |
| Rims manufacturer | 36-hole Atomlab Trailpimp |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Chun Nan Stainless Steel |
Frame and Body Specs
| Frame materials | 4130 chromoly c |
| Frame type | TIG-welded |
| Handlebar construction | Axiom Shovel |
| Handlebar extender | Optional |
| Handlebar stem details | SNAFU Armstrong |
| Headset size | 1 1/8 (inches) Threadless FSA Deepcup |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z510 |
| Bottom bracket shell width | 68 (millimeters) American |
| Bottom bracket type | SNAFU 22 (millimeters) |
| Crankset parts and sizes | 28 Teeth DMR Cheiftain |
| Gear shift levers | Shimano Alivio RapidFire |
| Rear gear set | 12 Teeth 1-speed |
Norco 250 Dirt Fork System Data
| Derailleur (Front) | Chain-retention Device DMR Chainguide |
| Derailleur (Rear) | Not Available |
| Fork material | Single Crown Aluminum and magnesium |
| Fork type | 110 (millimeters) Travel Manitou Sherman Flick |
Other Specs of Norco 250 Dirt
| Component group sets | Mountain Mix |
| Pedals details | DMR V-8 |
| Rear shock absorber | Not Available |
| Saddle seat | Axiom Shovel |
| Seat post extension | Lee Chi SP-222 |
Ritchey P-20
General Infos| Model | P-20 |
| Manufacturer | Ritchey |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
-Red and white and blue |
| Sizes |
- 14 (inches) - 15 (inches) - 16 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.10 (inches) Ritchey Mega-Bite Z-Max WCS |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid SD-2.0 Levers Avid SD-2.0 Brakes |
| Hubs for disc brakes | Rear: Shimano Deore XT Front: Shimano Deore XT Suspension |
| Rims manufacturer | 32-hole Rear: Ritchey OCR WCS Front: Ritchey Rock WCS |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 2.0 (millimeters) Double Butted Ritchey Stainless Steel |
Frame and Body Specs
| Frame materials | Ritchey WCS Prestige |
| Frame type | Fillet Brazed and TIG-welded |
| Handlebar construction | Ritchey ProLite WCS |
| Handlebar extender | Ritchey Logic Pro WCS |
| Handlebar stem details | Ritchey CompLite |
| Headset size | 1 (inches) Threadless Ritchey Logic WCS |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Sachs SC-M90 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 120 (millimeters) Spindle Ritchey SuperLogic Pro WCS Titanium |
| Crankset parts and sizes | 24/36/46 Teeth Ritchey Logic |
| Gear shift levers | Grip Shift SRT-800 X-Ray |
| Rear gear set | 11 - 28 Teeth 8-speed |
Ritchey P-20 Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 28.6 (millimeters) Shimano XTR |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Triple-clamp Crown Magnesium |
| Fork type | Rock Shox Judy SL |
Other Specs of Ritchey P-20
| Component group sets | Ritchey WCS |
| Pedals details | Ritchey Logic WCS Titanium Clipless |
| Rear shock absorber | Not Available |
| Saddle seat | Ritchey Vector Pro WCS |
| Seat post extension | 27.0 (millimeters) Diameter Ritchey Pro WCS |
Useful links and guides ....
- To know more about this exacte bike, Norco provided us with the latest version of its 250 Dirt bike manual
- Find All parts, tires and accessories of Norco 250 Dirt Mountain bike here
- Get your Ritchey P-20 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Ritchey P-20 Mountain bike here